are pretty awesome, mine came with a used achilles I bought. Scroll down to NavLights.
They are easy on/off, simple and bright. The all around white comes with a 160 degree shield, to keep light out of the boat.
Everything breaks down to less than 8" long (I don't have the long flagpole, just the short mount) and will fit in a small bag.
I am not affiliated, of course.